Wmart — Not refunding fraud website

Address: WMart Infocom Pvt. Ltd No 818, 8 floor ,Shivalik Shilp II, Near Keshav Baug Party Plot,opp ITC Hotel Project, Vastrapur,Ahmedabad ,Gujarat 380015 Mobi

Website: www.wmart.co.in

I placed a order for a msi laptop battery order id-83986 and after 4 days of placing order they told that the price of product has increased and pay 1000 extra or cancel, so i asked them to cancel. Now its been more than a week since customer care is not replaying to me and has been gone totally unresponsive before cancellation they were very responsive, now I don’t no what should i do, i have all the proofs transactions history chat with customer care and everything please help.